A westerly, moderate and very variable flow prevails over the whole area.
For Sylt, Rantum Weststrand :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies with short clear spells. Drizzle fading over time in the morning, risk of ice in the afternoon. In the evening, cloudy and humid with a risk of fog.
Warning: icy conditions likely. W force 5 in the morning weakening SW force 3 in the evening. Gusts reaching 26 knots in the middle of the day. Slight sea becoming smooth to slight in the evening. Low, short swell from ENE. Good visibility becoming excellent in the middle of the day then reduced by fog.